This is sometimes called "service of citation" or "service of process. " It is legal notice to the other side that you have filed your case.An affidavit is a sworn statement of fact that can be used in a variety of legal proceedings, from bankruptcy cases to family and civil litigation matters. I am ______ years of age and have personal knowledge of the facts stated herein and they are all true and correct. A reference to a legal precedent or authority, such as a case, statute, or treatise, which either affirms or challenges a given position. After the Affidavit of Service is done, it must be filed with the Court. The appellant contends that both the statement of the account and the affidavit thereto are wanting in some of the essential requirements of the statutes. An affidavit is simply a written statement made under oath. It need not be for a court case. Residency is rarely challenged at the time a person registers to vote.